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ZOOLOGY LAB MIDTERMS > Exercise No. 7 (Organs) > Flashcards

Exercise No. 7 (Organs) Flashcards

1
Q

These are tubes for the passageway of blood

A

Blood Vessels

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2
Q

It is a thick-walled blood vessel which carries oxygenated blood from the heart to the different parts of the body, blood flow is spurting

A

Artery

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3
Q

It is a thin-walled blood vessel which carries un-oxygenated blood from the different parts of the body to the heart, blood flow is oozing

A

Vein

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4
Q

They are small blood vessels interconnecting arteries and veins, exchange of materials between blood and tissues takes place

A

Capillaries

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5
Q

Layers of the Blood Vessels:
The outermost layer with loose connective tissues.

A

Tunica Adventitia (Tunica Externa)

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6
Q

Layers of the Blood Vessels:
Middle layer with smooth muscle cells

A

Tunica Media

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7
Q

Layers of the Blood Vessels:
Innermost layer with elastic fibers and smooth muscle cells

A

Tunica Intima

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8
Q

Layers of the Blood Vessels:
Layers of squamous cells, lining the central cavity of the blood vessels, known as the lumen

A

Endothelium

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9
Q

This serves mainly for protection, also for respiration and water absorption in amphibians

A

Skin

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10
Q

Layers of the Skin:
This is the outer or superficial layer with squamous cells capable of molting or shedding off the skin

A

Stratum Corneum

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11
Q

Layers of the Skin:
It consists of columnar cells, it contains chromatophores for skin pigmentation

A

Stratum Germinativum (Stratum Malpighii)

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12
Q

Layers of the Skin: (Dermis)
It is made up of loose connective tissues it contains a most of the glands, it also contains the blood vessels and nerves

A

Stratum Laxum (Stratum Spongiosum)

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13
Q

Layers of the Skin: (Dermis)
This layer has compactly arranged connective tissue fibers

A

Stratum Compactum

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14
Q

This is the long coiled tube of the digestive tract where final digestion and absorption of food take place

A

Small Intestine

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15
Q

Layers of the Small Intestine: (Villi)
This is the visceral peritoneum covering the gastro-intestinal tract

A

Tunica Serosa

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16
Q

Layers of the Small Intestine: (Villi)
It is a layer of smooth muscles divided into 2 parts

A

Tunica Muscularis

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17
Q

Layers of the Small Intestine: (Villi) - Tunica Muscularis
Outer layer of longitudinal muscle fibers

A

Stratum Longitudinale

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18
Q

Layers of the Small Intestine: (Villi) - Tunica Muscularis
Thicker inner circular layer of muscle fibers

A

Stratum Circulare

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19
Q

Layers of the Small Intestine: (Villi)
It is a layer of connective tissue with vessels and nerves

A

Tela Submucosa

20
Q

Layers of the Small Intestine: (Villi)
It is composed of simple columnar epithelium lining the cavity of the organ, the lumen, it contains goblet cells that secrete intestinal juice for digestion

A

Tunica Mucosa

21
Q

This is a J-shaped digestive organ where partial digestion of food takes place

A

Stomach

22
Q

Layers of the Stomach:
This is a layer between the tunica serosa and muscularis, it is composed of connective tissues with longitudinal muscle fibers

A

Tunica Sebserosa

23
Q

Layers of the Stomach:
Found in innermost submucosa, this contains longitudinal muscle fibers

A

Muscularis Mucosa

24
Q

Layers of the Stomach:
This is a layer between muscularis mucosa and tunica mucosa with a connective tissue supporting the gastric gland

A

Tunica Propia

25
Q

This is the largest gland of the body secreting bile, an emulsifier for fat digestion, it is made up of many polygonal cells called the liver cells

A

Liver

26
Q

Components of the Liver:
It is a smaller cavity lined with cuboidal cells

A

Bile Duct

27
Q

Components of the Liver:
They are thick-walled, small, round structures

A

Arterioles

28
Q

Components of the Liver:
It is a very small cavity with fewer cuboidal cells

A

Bile Capillary

29
Q

Irregular pinkish masses that give color to the organ

A

Pigment Granules

30
Q

This is the main excretory organ which functions greatly to remove nitrogenous wastes through uriniferous tubules

A

Kidney

31
Q

These two cavities make up the renal corpuscle of Malpighian body

A

Glomerulus
Bowman’s Capsule

32
Q

The top portion of the kidney is composed of adrenal glands which produces:

A

Androsterone, Cortisone, Adrenalin

33
Q

These are the gonads which produce gametes or sex cells and hormones for the development of secondary sexual characteristics

A

Reproductive Organs

34
Q

This is the female gonad which is a sac-like structure containing round bodies of various sizes, the egg cells

A

Ovary

35
Q

This is the male gonad, mainly composed of seminiferous tubules covered by the outer visceral peritoneum and inner tunica albuginea

A

Testes

36
Q

The seminiferous tubules contain:

A

Blood Vessels
Nerves
Interstitial Cells
Leydig Cells
Sperm Cells
Sex Hormones

37
Q

Two layers that covers the ovary

A

Theca Externa (outer)
Theca Interna (inner)

38
Q

This is suspended from the dorsal body wall by its mesentery

A

Mesovarium

39
Q

The mesentery of the Testes is called which contains blood vessels and kidney tubules

A

Mesorchium

40
Q

This structure is posteriorly connected to the brain and enclosed in the vertebral column

A

Spinal Cord

41
Q

Parts of the Spinal Cord:
It is the central cavity of the organ lined with columnar cells called the ependymal cells

A

Central Canal (Carnalis Centralis)

42
Q

Parts of the Spinal Cord:
It is the outer mass

A

White Matter

43
Q

Parts of the Spinal Cord:
Inner mass with nerve cells and neuroglia cells or supportive cells

A

Gray Matter

44
Q

Parts of the Spinal Cord:
It is the outer portion

A

Dura Mater

45
Q

Parts of the Spinal Cord:
It is the inner portion

A

Pia Mater

46
Q

Parts of the Spinal Cord:
It is the ventral fissure of the broader ventral surface with blood vessels, the ventral spinal artery

A

Ventral Septum

47
Q

Parts of the Spinal Cord:
It is the dorsal fissure of the narrower dorsal surface

A

Dorsal Septum

ZOOLOGY LAB MIDTERMS (2 decks)

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